CN102120198B - Flushing centrifugal filter - Google Patents
Flushing centrifugal filter Download PDFInfo
- Publication number
- CN102120198B CN102120198B CN201010003305XA CN201010003305A CN102120198B CN 102120198 B CN102120198 B CN 102120198B CN 201010003305X A CN201010003305X A CN 201010003305XA CN 201010003305 A CN201010003305 A CN 201010003305A CN 102120198 B CN102120198 B CN 102120198B
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- Prior art keywords
- rotating shaft
- sieve
- base
- section
- circle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 21
- 238000004140 cleaning Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 18
- 230000002000 scavenging effect Effects 0.000 claims description 11
- 238000009940 knitting Methods 0.000 claims description 7
- 238000007790 scraping Methods 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 2
- 239000000725 suspension Substances 0.000 abstract description 14
- 239000007787 solid Substances 0.000 abstract description 13
- 239000007788 liquid Substances 0.000 abstract description 8
- 239000000835 fiber Substances 0.000 abstract description 7
- 239000000706 filtrate Substances 0.000 abstract description 6
- 238000001914 filtration Methods 0.000 abstract description 5
- 239000002245 particle Substances 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 239000002351 wastewater Substances 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 2
- 239000007921 spray Substances 0.000 abstract 5
- 239000011343 solid material Substances 0.000 abstract 1
- 230000008859 change Effects 0.000 description 8
- 238000000926 separation method Methods 0.000 description 8
- 239000007790 solid phase Substances 0.000 description 6
- 238000005406 washing Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000011085 pressure filtration Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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- Centrifugal Separators (AREA)
Abstract
The invention discloses a flushing centrifugal filter. A base, a front support, a rear support and a shell are fixedly connected, the front and rear supports are rotationally connected with a rotating shaft and a round rotating sieve. The hollow rotating shaft is divided into two sections from the middle. The end opening of the first section is connected with a feeding pipe, and a feeding spray nozzle is arranged on the section of rotating shaft; and the end opening of the second section is communicated with a cleaning pump, and an internal cleaning spray nozzle is arranged on the section of rotating shaft. In the invention, pressurized suspension is sprayed onto the inner sieve wall of the round rotating sieve from the feeding spray nozzle to provide a filtering pressure and flush the mesh sieve, the round rotating sieve rotating at a high speed provides a constant centrifugal force for waste water or filtrate, and a movable centrifugal scraper jointed on the inner wall of the rotating sieve obliquely scraps materials to automatically and continuously push solid materials forward and out, and thus, solid and liquid are separated. The inner cleaning spray nozzle and an outer cleaning spray nozzle can manually or automatically clean the round rotating sieve during normal operation. In the invention, a single machine can process scores of or hundreds of cubic meters of suspension in which the particle size or thin fiber diameter is between 5 mu m and 0.3mm each hour, and the flushing centrifugal filter has automatic flushing and automatic and continuous operating functions.
Description
[technical field]
The present invention relates to a kind of filter, particularly a kind of flushing type filter centrifugal that makes Separation of Solid and Liquid, it has self-emptying, the function of ability non-stop run and band flushing when charging.
[background technology]
Solid-liquid separating equipment of the prior art is divided into centrifugal machine and filters two big types of machineries.These two types of solid-liquid separating machines are separating big flow, are existing many defectives when including the thin suspension of particulate or fine fibre: the suspension of the only suitable solid concentration of filtration-type centrifuge>=30%; The generally only suitable solid concentration of sedimentation type centrifuge>2%, the solid-liquid phase density is poor>=0.1g/cm
3Operating mode.This type of complicated in mechanical structure, power consumption are big, use uneconomically in solid concentration<2% occasion, and it is little that unit is handled flow.Other types have the centrifuge of automatic solid-liquid separation function, and it is littler that unit is handled flow.Also have and handle the bigger filtration machinery of flow, this mainly is a rotary drum class filter, if but solid phase proportion is too big or too little, and the solid phase sinking speed is too fast or slow excessively, just is difficult in and forms filter cake on the filter cloth, thereby be restricted in the use.In addition, this type filter also needs auxiliary facilities such as vacuum, stirring, pressurization, precoated shet mostly, and its device volume is big, from heavy.
Adopt the filtration class plant equipment the most scabrous technical problem of filter structure to be: because the gravitation between surface tension between the fluid molecule and particulate, the fine fibre molecule; Make suspension be difficult to down filter the filter screen of fine gap and cause filtrate obstruction mesh and this material that how will be deposited on the filter screen is separated automatically at the state of low filter pressure; So at present most of this type filter plant adopts pressure filtration, is interrupted separation, process of washing; Automatic work is also arranged; But adopt the automatic control method that is interrupted work, is interrupted flushing, its essence is not the automatic fitration machine of uninterrupted continuous operation truly.The disclosed ZL00119448.8 patent of invention of the inventor " centrifugal filter " though structure be the automatic fitration machine; But have following technical problem: the filtrate that being deposited on circle changes on the sieve is come out through spiral separation; But owing to technical reason; Spiral and circle change between the sieve in relative rotation, and the gap can not be done very for a short time, are always piling up the very thin filtrate of one deck so circle changes the inwall of sieve; The filter pressure of suspension is that the circle by high speed rotating changes sieve and produces with eddy flow generation impeller, and the rotating speed that circle changes sieve is too high, and it is just very big to be deposited in the filtrate applying power that circle changes on the sieve inwall, just is not easy to remove, and causes the deposit obstruction mesh on the filter screen.
[summary of the invention]
Technical problem to be solved by this invention is to overcome existing defective in the above-mentioned prior art, and the further improvement of especially doing to existing problem in the inventor ZL00119448.8 patent provides a kind of unit can handle tens M
3/ H~hundreds of M
3/ H includes solid matter less than 2% (percentage by weight), and particle or fibre diameter have from washing capacity at the thin suspension of 5 μ m~0.3mm, and ability is automatic, the flushing type filter centrifugal of continuous operation.
To achieve these goals, the present invention adopts following technical scheme: this flushing type filter centrifugal comprises base, and this base is fixedly connected forward and backward supporting base, and the rotating shaft that is rotationally connected of this forward and backward supporting base is changeed sieve and the housing that is fixedly connected with base with circle.The invention is characterized in: this rotating shaft is a hollow structure, and the centre is equipped with partition it is divided into two sections, and its port of first section is connected with feed pipe, and in this section rotating shaft, is equipped with feed nozzle; Its port of second section is connected with scavenging pump, and in this section rotating shaft, is equipped with interior washer jet.The end that circle changes sieve is connected with precentrum, and this precentrum is connected with base through bearing, bearing block, and the other end that circle changes sieve is connected with posterior pyramids, and this posterior pyramids is fixedly connected changes the sieve axle, and is connected with base through bearing, bearing block; Rotating shaft is set in circle through bearings at both ends to be changeed in the sieve, and the mechanical sealing base of the rotating shaft first section feeding mouth end is fixed on the base, and an end of this mechanical sealing base is movably connected through double mechanical seal and rotating shaft, and the other end is fixedly connected with the feed pipe joint; The mechanical sealing base of second section cleaning fluid mouth of rotating shaft end also is fixed on the base, and an end of this mechanical sealing base is movably connected through double mechanical seal and rotating shaft, and the other end is connected with scavenging pump through pipeline, valve; Outer washer jet is arranged on circle to be changeed outside the sieve, and is connected with scavenging pump through pipeline, valve.
The present invention will spurt into the interior sieve wall that changes sieve through feed nozzle through the suspension after the pump pressurization with subvertical angle; Not only filter pressure is provided but also mesh screen is produced flushing action; The circle of quick rotation changes sieve provides lasting separation centrifugal force for spurting into the waste water or the filtrating of changeing the sieve inwall again; Be close to the oblique material of scraping of the movable centrifugal scraping plate that changes the sieve inwall and make solid matter automatically, release forward continuously, make solid-liquid obtain separating.Inside and outside washer jet can change sieve to circle again and carry out manual or automatic cleaning when the machine operate as normal.
Compare with existing solid-liquid separation mechanics; The present invention provides lasting separation centrifugal force owing to use the circle of the filter pressure that suspension produced and quick rotation after the pump pressurization to change sieve for spurting into the waste water or the filtrating of changeing the sieve inwall, so machine can be handled bigger flow; Change sieve owing to wire woollen yarn knitting fine groove net that minimum basic aperture reference value is 5 μ m has been installed or the bar screen cloth of 0.1mm, and filtrable solid phase particles or fibre diameter are reduced greatly; Filter pressure of the present invention mainly comes from the outside and carries the pressure of suspension pump; Producing filter pressure with the high rotating speed of inventor ZL00119448.8 patent " centrifugal filter " compares; The rotating speed that circle of the present invention changes sieve reduces significantly, makes to be deposited in circle and to change filtrate applying power on the sieve and reduce and make discharging, clean and compare easily; Circle changes the reduction of sieve rotating speed makes the required power reduction of filter itself, and efficient is higher, more energy-conservation; Kink is scraped the oblique movable scraping plate on the panel seat in rotating shaft, because action of centrifugal force, the oblique material of scraping of inwall that is close to circle commentaries on classics sieve makes deposit smoothly from axial discharging; Suspension after the pump pressurization changes sieve generation flushing action through feed nozzle is ejected into circle commentaries on classics sieve with subvertical angle interior wall energy to circle; Inside and outside washer jet can change the inside and outside surface of sieving to circle and carry out manual or automatic cleaning in the machine operate as normal, make circle change sieve and can remain unimpeded state.The present invention so also can be used in temperature below 120 ℃, contains the occasion of various Korrosionsmediums because the characteristics that directly are connected with pressure inlet channel are arranged.The present invention can be widely used in the recovery of solid matter in the industry industrial wastes such as chemical industry, weaving, medicine, papermaking, food, mining and the improvement of industrial wastewater Separation of Solid and Liquid.
[description of drawings]
Fig. 1 is a general construction sketch map of the present invention;
Fig. 2 be among Fig. 1 B-B to profile;
The movable scraping plate sketch map of Fig. 3 for installing on the middle scraper seat of the present invention;
Fig. 4 changes the structural representation of screen sections for circle among the present invention:
Fig. 5 be among Fig. 4 C-C to profile;
Fig. 6 changes the another example structure sketch map of sieve for circle among the present invention;
Fig. 7 is an A portion enlarged drawing among Fig. 6:
Fig. 8 is the structure enlarged drawing of cleaning fluid mouth one end double mechanical seal part among the present invention.
Each component part numbers and title are following in the accompanying drawing:
The 1-bearing block; The 2-bearing; The 3-precentrum;
The last hood of 4-; The 5-circle changes sieve; 5.1-wedge type grating;
5.2-flange; 5.3-reinforcement; 5.4-screen drum with holes;
5.5-rivet; 5.6-high order is counted wire woollen yarn knitting fine groove net;
5.7-trim ring; 5.8-screw; The 6-posterior pyramids;
7-changes the sieve axle; The 8-bearing; The 9-bearing block;
10-changes sieve synchronizing wheel 11-rotating shaft synchronizing wheel; The 12-double mechanical seal;
The 13-mechanical sealing base; 13.1-sealing flap 14-valve;
The 15-scavenging pump; The 16-base; The 17-valve;
The 18-pipeline; 19-bearing 20-rotating shaft;
The 21-scraper plate; 22-scrapes panel seat; 22.1-bolt;
Washer jet 24-circle baffle plate in the 23-; The outer washer jet of 25-;
26-feed nozzle 27-lower machine cover; The 28-bearing;
The 29-double mechanical seal; The 30-mechanical sealing base; 31-feed pipe joint;
20.1 first section rotating shaft; 20.2 second section rotating shaft; 20.3 cut off;
P-suspension inlet port N-solid phase outlet; The outlet of M-liquid phase stream;
K-filter washing water inlet Q-oil filler.
[specific embodiment]
Below in conjunction with accompanying drawing and embodiment the present invention is done further description.
See figures.1.and.2, the present invention includes base 16, and the housing and the supporting base that are fixedly connected with this base 16.Its middle shell can be divided into hood 4, lower machine cover 27, and described supporting base can divide for preceding supporting base that is made up of bearing block 1 and the rear branching holder that is made up of bearing block 9, and mechanical sealing base 13,30.The be rotationally connected rotating shaft 20 of described forward and backward supporting base is changeed sieve 5 with circle.
Rotating shaft 20 of the present invention is a hollow structure, and the centre is equipped with and cuts off 20.3 it is divided into two sections, i.e. first section rotating shaft 20.1 and second section rotating shaft 20.2.The port of first section rotating shaft 20.1 of its shaft 20 is connected with feed pipe, and in this section rotating shaft 20.1, is fixedly connected at least one feed nozzle 26, if be equipped with plural feed nozzle 26, then in first section rotating shaft 20.1, is uniformly distributed with.The axial angle of described feed nozzle and rotating shaft is 50~90 degree.The port of second section rotating shaft 20.2 of rotating shaft 20 is connected with scavenging pump 15, and washer jet 23 in this section rotating shaft 20.2, being fixedly equipped with, and washer jet is 23 at least two in this, and in second section rotating shaft 20.2 of rotating shaft 20, is uniformly distributed with.
The present invention circle changes sieve 5 and puts in last hood 4, lower machine cover 27.
The end that this circle changes sieve 5 is connected with precentrum 3, and this precentrum 3 is connected with base 16 through bearing 2, bearing block 1, and circle changes sieve 5 other ends and is connected with posterior pyramids 6, and this posterior pyramids 6 is fixedly connected and changes sieve axle 7, and is connected with base 16 through bearing 8, bearing block 9.
Rotating shaft 20 is set in circle through bearings at both ends 28,19 to be changeed in the sieve 5.The mechanical sealing base 30 of first section 20.1 feed inlet end of rotating shaft is fixed on the base 16, and an end of this mechanical sealing base 30 is movably connected through double mechanical seal 29 and rotating shaft 20, and the other end is fixedly connected with feed pipe joint 31; The mechanical sealing base 13 of second section 20.2 cleaning fluid mouth of rotating shaft end also is fixed on the base 16, and an end of this mechanical sealing base 13 is movably connected through double mechanical seal 12 and rotating shaft 20, and the other end is connected with scavenging pump 15 through pipeline 18, valve 14.Outer washer jet 25 is arranged on circle to be changeed outside the sieve 5, and is connected with scavenging pump 15 through pipeline 18, valve 17.
In addition, rotating shaft 20 1 ends of the present invention are equipped with the rotating shaft synchronous pulley 11 that can accept motor power; Commentaries on classics sieve axle 7 one ends that said circle changes on the sieve 5 are equipped with the commentaries on classics sieve synchronous pulley 10 that can accept motor power.Suspension is got into by the P mouth, and solid phase is discharged by the N mouth, and liquid phase is flowed out by the M mouth, and the K mouth is the filter washing water inlet.The suspension that from feed nozzle 26, ejects when preventing work spatters to solid phase outlet N, therefore in rotating shaft 20, also is fixed with round baffle plate 24, to guarantee separating effect.
With reference to Fig. 3, also be fixedly equipped with in the rotating shaft 20 of the present invention and scrape panel seat 22 through bolt 22.1, this scrapes the oblique movable scraping plate 21 that is equipped with kink on the panel seat 22.
With reference to Fig. 4,5, when the solid particle that filters or fibre diameter more than or equal to 0.10mm the time, circle of the present invention changes sieve 5 can adopt wedge type bar sieve structure.Screen cloth on this tubular mesh screen directly is fixedly connected with flange 5.2 by wedge type grating 5.1 two ends, and the centre has been equipped with the reinforcement 5.3 of fixation, and this reinforcement 5.3 is fixing with the welding of wedge type grating 5.1 usefulness.The grating slit is 0.10mm~0.30mm, effective cross-section rate 5.88%~11.1%.
Shown in Fig. 6, Fig. 7 is the another embodiment of tubular mesh screen among the present invention.When the solid particle that filters or fibre diameter during at 5um~0.10mm, it is orifice plate mesh screen structure that circle changes sieve 5.Screen cloth on this tubular mesh screen is by screen drum 5.4 with holes and be fixed on high order on its inwall and count 5.6 on wire woollen yarn knitting fine groove net and constitute, and high order is counted the end of wire woollen yarn knitting fine groove net 5.6 and fixed through trim ring 5.7 and screw 5.8.It is 5um~0.10mm that this high order is counted wire woollen yarn knitting fine groove net 5.6 its basic aperture reference values, and the effective cross-section rate is 9.6%~14.6%.The wire woollen yarn knitting fine groove net 5.6 of internal layer is fixing with outer field screen drum 5.4 usefulness rivets 5.5 with holes.Circle changes sieve 5 and can be two subdivision structures, and the commentaries on classics sieve of this two subdivision structures has the advantages that to be prone to change the fine groove net.
With reference to Fig. 8, this figure is this part a enlarged drawing of double mechanical seal of the present invention 12.The rotating ring of double mechanical seal 12 is fixedly connected with rotating shaft 20, and two stationary rings of double mechanical seal 12 are fixing with sealing flap 13.1 with mechanical sealing base 13 respectively.The Q mouth is the oil filler of double mechanical seal 12 lubricated usefulness.
What below provide is each item performance indications of two embodiment:
Embodiment one:
Filtering accuracy: 0.1mm
Solid concentration:<2%
Working flow: 160M
3/ hour
Operating temperature :≤120 ℃
Circle changes sieve structure: the wedge type bar grizzl(e)y
Circle changes sieve size: φ 800
Screen area: 2.6M
2
Filter screen effective cross-section rate: 5.88%
Circle changes the sieve rotating speed: 125 rev/mins
Rotating shaft rotating speed: 60 rev/mins (in the other direction)
Circle changes sieve power of motor: 4KW
Rotating shaft electric motor power: 2.2KW
Scavenging pump power: 4KW
Embodiment two:
Filtering accuracy: 0.08mm
Solid concentration:<2%
Working flow: 120M
3/ hour
Operating temperature :≤120 ℃
Circle changes sieve structure: fine groove net mesh screen
Circle changes sieve size: φ 800
Screen area: 2.6M
2
Fine groove net model: MXW120
Basic aperture reference value: 0.08mm
Filter screen effective cross-section rate: 13.5%
Circle changes the sieve rotating speed: 125 rev/mins
Rotating shaft rotating speed: 60 rev/mins (in the other direction)
Circle changes sieve power of motor: 4KW
Rotating shaft electric motor power: 2.2KW
Scavenging pump power: 4KW
Claims (9)
1. a flushing type filter centrifugal comprises base, and this base is fixedly connected forward and backward supporting base; The rotating shaft that is rotationally connected of this forward and backward supporting base is changeed sieve with circle; And the housing that is fixedly connected with base, it is characterized in that: this rotating shaft is a hollow structure, the centre is equipped with partition it is divided into two sections; Its port of first section is connected with feed pipe, and in this section rotating shaft, is equipped with feed nozzle; Its port of second section is connected with scavenging pump; And in this section rotating shaft, be equipped with interior washer jet; The end that circle changes sieve is connected with precentrum, and this precentrum is connected with base through bearing, bearing block, and the other end that circle changes sieve is connected with posterior pyramids; This posterior pyramids is fixedly connected changes the sieve axle, and is connected with base through bearing, bearing block; Rotating shaft is set in circle through bearings at both ends to be changeed in the sieve, and the mechanical sealing base of the rotating shaft first section feeding mouth end is fixed on the base, and an end of this mechanical sealing base is movably connected through double mechanical seal and rotating shaft, and the other end is fixedly connected with the feed pipe joint; The mechanical sealing base of second section cleaning fluid mouth of rotating shaft end also is fixed on the base, and an end of this mechanical sealing base is movably connected through double mechanical seal and rotating shaft, and the other end is connected with scavenging pump through pipeline, valve; Outer washer jet is arranged on circle to be changeed outside the sieve, and is connected with scavenging pump through pipeline, valve.
2. flushing type filter centrifugal according to claim 1 is characterized in that: described feed nozzle at least one, and in first section rotating shaft, be uniformly distributed with.
3. flushing type filter centrifugal according to claim 1 and 2 is characterized in that: the axial angle of said feed nozzle and rotating shaft is the 50-90 degree.
4. flushing type filter centrifugal according to claim 1 is characterized in that: washer jet is at least two in described, and in second section rotating shaft, is uniformly distributed with.
5. flushing type filter centrifugal according to claim 1 is characterized in that: an end of said rotating shaft is equipped with the rotating shaft synchronous pulley that can accept motor power; Commentaries on classics sieve axle one end that said circle changes on the sieve is equipped with the commentaries on classics sieve synchronous pulley that can accept motor power.
6. flushing type filter centrifugal according to claim 1 is characterized in that: the screen cloth that said circle changes on the sieve is made up of wedge type bar grizzl(e)y or orifice plate mesh screen.
7. flushing type filter centrifugal according to claim 6 is characterized in that: the screen cloth of orifice plate mesh screen is counted wire woollen yarn knitting fine groove net by screen drum with holes and high order fixed thereon and is constituted.
8. flushing type filter centrifugal according to claim 1 is characterized in that: be fixed with round baffle plate in the rotating shaft.
9. flushing type filter centrifugal according to claim 1 is characterized in that: be fixed with in the rotating shaft and scrape panel seat, this scrapes the oblique movable scraping plate that is equipped with kink on the panel seat.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201010003305XA CN102120198B (en) | 2010-01-07 | 2010-01-07 | Flushing centrifugal filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201010003305XA CN102120198B (en) | 2010-01-07 | 2010-01-07 | Flushing centrifugal filter |
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CN102120198A CN102120198A (en) | 2011-07-13 |
CN102120198B true CN102120198B (en) | 2012-11-07 |
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CN201010003305XA Expired - Fee Related CN102120198B (en) | 2010-01-07 | 2010-01-07 | Flushing centrifugal filter |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR371239A (en) * | 1906-01-16 | 1907-03-02 | Louis Brunot | Method and apparatus for the concentration and deconcentration of salt solutions |
US3853622A (en) * | 1971-05-19 | 1974-12-10 | Huber Gmbh & Co Kg A | Sterilizer for rubber parts |
US4299352A (en) * | 1979-03-23 | 1981-11-10 | Kobe, Inc. | Centrifuge apparatus |
US4857210A (en) * | 1988-04-07 | 1989-08-15 | The United Company | Method and apparatus for prevention of blinding of centrifuge filter screens |
WO1999012650A1 (en) * | 1997-09-11 | 1999-03-18 | Costner Industries Nevada, Inc. | Self-cleaning rotor for a centrifugal separator |
CN2461657Y (en) * | 2000-12-03 | 2001-11-28 | 王允峰 | Horizontal centrifugal |
CN1334146A (en) * | 2000-07-13 | 2002-02-06 | 沈庞录 | Centrifugal filter |
US6716269B1 (en) * | 2002-03-05 | 2004-04-06 | Energent Corporation | Centrifuge and cascade for the separation of gases |
-
2010
- 2010-01-07 CN CN201010003305XA patent/CN102120198B/en not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR371239A (en) * | 1906-01-16 | 1907-03-02 | Louis Brunot | Method and apparatus for the concentration and deconcentration of salt solutions |
US3853622A (en) * | 1971-05-19 | 1974-12-10 | Huber Gmbh & Co Kg A | Sterilizer for rubber parts |
US4299352A (en) * | 1979-03-23 | 1981-11-10 | Kobe, Inc. | Centrifuge apparatus |
US4857210A (en) * | 1988-04-07 | 1989-08-15 | The United Company | Method and apparatus for prevention of blinding of centrifuge filter screens |
WO1999012650A1 (en) * | 1997-09-11 | 1999-03-18 | Costner Industries Nevada, Inc. | Self-cleaning rotor for a centrifugal separator |
CN1334146A (en) * | 2000-07-13 | 2002-02-06 | 沈庞录 | Centrifugal filter |
CN2461657Y (en) * | 2000-12-03 | 2001-11-28 | 王允峰 | Horizontal centrifugal |
US6716269B1 (en) * | 2002-03-05 | 2004-04-06 | Energent Corporation | Centrifuge and cascade for the separation of gases |
Non-Patent Citations (1)
Title |
---|
JP昭59-32967A 1984.02.22 |
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Granted publication date: 20121107 |